Use of uninitialized resource in Dell CPG BIOS
Priority LOW 35CWE-457Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Dell BIOS contains a use of uninitialized variable vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00175 7th percentileScored 2026-11-07
Fix Fixed CPG BIOS (Dell): 8 MSI Platforms
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Dell | CPG BIOS | before 8 MSI Platforms | 8 MSI Platforms | Patch available | CNA |
- CPG BIOS VendorDell Affected before 8 MSI Platforms Fixed in 8 MSI Platforms Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dell:alienware_area-51_r5_firmware:*:*:*:*:*:*:*:* | before 2.0.6 | Vulnerable | Dell |
| cpe:2.3:h:dell:alienware_area-51_r5:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dell |
| cpe:2.3:o:dell:alienware_area-51_r4_firmware:*:*:*:*:*:*:*:* | before 2.0.6 | Vulnerable | Dell |
| cpe:2.3:h:dell:alienware_area-51_r4:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Dell |
- cpe:2.3:o:dell:alienware_area-51_r5_firmware:*:*:*:*:*:*:*:* Versions before 2.0.6 Vulnerable ·Dell
- cpe:2.3:h:dell:alienware_area-51_r5:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dell
- cpe:2.3:o:dell:alienware_area-51_r4_firmware:*:*:*:*:*:*:*:* Versions before 2.0.6 Vulnerable ·Dell
- cpe:2.3:h:dell:alienware_area-51_r4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Dell
Remediation
- Fix · CNA CPG BIOS (Dell) Fixed in 8 MSI Platforms
Timeline
- 2026-10-02 Threatist record created from CVE-2022-34390
- 2026-10-03 Alias added: GHSA-g9fm-c939-xc3q
References
More Dell Alienware Area-51 R4 Firmware vulnerabilities
- TI-2022-15290 Memory corruption in Dell CPG BIOS CVSS 3.1HIGH 7.8
Sources
- CVE-2022-34390 · CVE Program
- CVE-2022-34390 · NVD
- FIRST EPSS
- GHSA-g9fm-c939-xc3q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences